Adapter apparatus



FIG. 1 is a perspective top front view of an adapter apparatus;

FIG. 2 is a perspective top front view thereof;

FIG. 3 is a top side view thereof;

FIG. 4 is a perspective back view thereof;

FIG. 5 is a perspective side view thereof;

FIG. 6 is a bottom view thereof;

FIG. 7 is a top view thereof;

FIG. 8 is a side view thereof; and,

FIG. 9 is a back view thereof.

The broken lines are included to show environmental structure and form no part of the claimed design. The drawings and descriptions represent the left side of the embodiment. The claim is also for a mirror image right side thereof. 

CLAIM The ornamental design for an adapter apparatus, as shown and described. 